John Ivar Onsøien is a private shareholder with an estimated portfolio value of NOK 791,000. John Ivar Onsøien holds stakes in 2 companies, and roles in several others.

Estimated portfolio value

NOK 791,000

The sum of estimated values across all known holdings in Norwegian AS/ASA companies

Companies John Ivar Onsøien owns

Company	Stake	Value (est.)
BUVIK EIENDOM AS	50.0%	NOK 791,000
OLA OLDERØYÅS SNEKKERIFABRIKK AS	12.0%	–

Roles

Daglig leder

1 selskap

BUVIK EIENDOM AS 915120717

Styremedlem

1 selskap

BUVIK EIENDOM AS 915120717

Active roles recorded in the Register of Business Enterprises / the Central Coordinating Register

Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 02.09.2026.